<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="utf-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">

  <!-- https://github.com/steadylearner/code/blob/master/src/metatag/index.js -->

  <title>What happens when you include js files in your html file</title>
</head>

<body>
  <h1>Open your browser and hello(); or window.hello();</h1>
  <script src="index.js"></script>
</body>

</html>
